opal_graph_compare_vertex_data   91 opal/class/opal_graph.h typedef int  (*opal_graph_compare_vertex_data)(void *vertex_data1, void *vertex_data2);
opal_graph_compare_vertex_data  116 opal/class/opal_graph.h     opal_graph_compare_vertex_data compare_vertex; /* A function to compare between two vertices data */